20. which of the following is an example of homeostasis?

a human participates in vigorous activity on a hot day and eventually suffers from dehydration.
a human body loses too much heat on a cold day, and hypothermia occurs.
a cactus stores water during wet periods, allowing it to live through dry periods.
a snake rests in the sun on a summer day, and its body temperature eventually becomes too hot for survival.

Which of the following is not a potential result of deforestation?

Match each medication with its description.

When does a spring tide occur? question 9 options: they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur twice a year in the spring and fall. they occur on the date of the vernal equinox each year, no matter what stage the moon is in. this is why they are called spring tides. they occur when the sun, moon, and earth are at 45-degree angles from each other. this happens once every spring. they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur all year long.